package com.zjj.mail.service.impl;

import java.io.File;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.io.FileSystemResource;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.stereotype.Component;

import com.zjj.mail.service.MailService;

@Component
public class MailServiceImpl implements MailService {

	private final Logger logger = LoggerFactory.getLogger(this.getClass());

	@Autowired
	private JavaMailSender mailSender;

	@Override
	public void sendSimpleMail(String to, String subject, String content) {
		SimpleMailMessage message = new SimpleMailMessage();
		message.setFrom("664460024@qq.com"); // 发送者
		message.setTo(to); // 接受者
		message.setSubject(subject);
		message.setText(content);
		try {
			mailSender.send(message);
			logger.info("简单邮件已经发送。");
		} catch (Exception e) {
			logger.error("发送简单邮件时发生异常！", e);
		}
	}
	
	@Override
	public void sendHtmlMail(String to, String subject, String content) {
		MimeMessage message = mailSender.createMimeMessage();
		try {
			MimeMessageHelper helper = new MimeMessageHelper(message, true);
			helper.setFrom("664460024@qq.com");
			helper.setTo(to);
			helper.setSubject(subject);
			helper.setText(content, true);
			mailSender.send(message);
			logger.info("html邮件发送成功");
		} catch (MessagingException e) {
			logger.error("发送html邮件时发生异常！", e);
		}
	}

	@Override
	public void sendAttachmentsMail(String to, String subject, String content, String filePath) {
		MimeMessage message = mailSender.createMimeMessage();

		try {
			MimeMessageHelper helper = new MimeMessageHelper(message, true);
			helper.setFrom("664460024@qq.com");
			helper.setTo(to);
			helper.setSubject(subject);
			helper.setText(content, true);

			FileSystemResource file = new FileSystemResource(new File(filePath));
			String fileName = filePath.substring(filePath.lastIndexOf(File.separator));
			helper.addAttachment(fileName, file);

			mailSender.send(message);
			logger.info("带附件邮件已经发送。");
		} catch (MessagingException e) {
			logger.error("发送带附件的邮件时发生异常！", e);
		}
	}
	
	
	/**
	 * 发送静态文件资源
	 * @param to
	 * @param subject
	 * @param content
	 * @param rscPath
	 * @param rscId
	 */
	public void sendInlineResourceMail(String to, String subject, String content, String rscPath, String rscId) {
	    MimeMessage message = mailSender.createMimeMessage();

	    try {
	        MimeMessageHelper helper = new MimeMessageHelper(message, true);
	        helper.setFrom("664460024@qq.com");
	        helper.setTo(to);
	        helper.setSubject(subject);
	        helper.setText(content, true);

	        FileSystemResource res = new FileSystemResource(new File(rscPath));
	        helper.addInline(rscId, res);

	        mailSender.send(message);
	        logger.info("嵌入静态资源的邮件已经发送。");
	    } catch (MessagingException e) {
	        logger.error("发送嵌入静态资源的邮件时发生异常！", e);
	    }
	}
}